Fannie has a credit card that uses the average daily balance method. For the
first 16 days of one of her billing cycles, her balance was $1050, and for the
last 14 days of the billing cycle, her balance was $1280. If her credit card's
APR is 19%, which of these expressions could be used to calculate the
amount Fannie was charged in interest for the billing cycle?
31
O A. ( 03.31 (16091050414 •$1200
O B. (09.0 (14-51050 +16 • 51200
OC. (1995-31 14-51050:16 • 51200)
OD. (09092016 $1050+ 14 $120